In this group of controllers there are devices that allow for the expansion of the existing heating system with an additional pump as well as controllers for C.H. pumps and H.T.W. pumps without the use of a blower. The offer also includes universal controllers that can work with a C.H. pump and a H.T.W. pump, with a pump for the floor and the H.T.W. circulation pump. Some devices of this group have can be connected to a remote control - a PILOT panel or a room thermostat.